tps and erp information systems and management. transaction processing & enterprise resource...

TPS and ERP

Information Systems and Management

TRANSACTION PROCESSING

&ENTERPRISE

RESOURCE PLANNING SYSTEMS

(TPS) & (ERP)

Transaction Processing Systems

(TPS)

• Carry Out Routine Business Functions

ERP

A collection of integrated cross-functional systems

OVERVIEW OF TPS

• Batch Processing Systems– Accumulate transactions for processing

as a single batch or group of items

• Online Transaction Processing (OLTP)– Each transaction is processed

immediately

• Batch Vs. Online

CONTROL &

MANAGEMENT ISSUES

• Business Continuity Planning

– Identification of priorities for restoring business processes

– Specify action to be taken (and by whom) to restore operations

• Transaction Processing System Audit– Examine system to ensure:

• Data accuracy• System integrity

– Audit Trail• Documentation that allows the auditor to

trace any system output back to the source

CONTROL &

MANAGEMENT ISSUES

International Issues

• Different language and culture

• Disparities in information system infrastructure– Quality of telecommunications

• Varying Laws and Customs Rules – Collection and dissemination of Data

• Multiple Currencies

TPS and ERP

Information Systems and Management